export default function (part, demo=false) {
  const { Point, Path, points, paths, store, options } = part.shorthand()
  if (options.only === 'text' || demo) {

    let y = store.get('y')
    const w = store.get('w')

    // Text sizes
    y += 15
    if (!demo) paths.noClip = new Path()
      .move(new Point(0, y-5))
      .line(new Point(10, y-5))
      .attr('class', 'hidden')
    points.textsize = new Point(0,y)
      .attr('data-text', 'Text sizes')
      .attr('data-text-class', 'text-lg bold')
    const sizes = {
      'text-xs': 3,
      'text-sm': 5,
      'text': 8,
      'text-lg': 10,
      'text-xl': 14,
      'text-2xl': 22,
      'text-3xl': 28,
      'text-4xl': 42,
    }
    for (const [size, shift] of Object.entries(sizes)) {
      y += shift
      points['t' + size] = new Point(0, y)
        .attr('data-text', size)
        .attr('data-text-class', `text ${size}`)
    }
    // Text alignment
    y += 15
    points.textalign = new Point(0,y)
      .attr('data-text', 'Text alignment')
      .attr('data-text-class', 'text-lg bold')
    y += 10
    points.tl = new Point(0, y)
    points.tr = new Point(w, y)
    paths.text = new Path().move(points.tl).line(points.tr).attr('data-text', 'text')

    // Align center
    points.tlc = new Point(0, y)
    points.trc = new Point(w, y)
    paths.textc = new Path()
      .move(points.tlc)
      .line(points.trc)
      .attr('data-text', 'text.center')
      .attr('data-text-class', 'center')
    // Align right
    points.tlr = new Point(0, y)
    points.trr = new Point(w, y)
    paths.textr = new Path()
      .move(points.tlr)
      .line(points.trr)
      .attr('data-text', 'text.right')
      .attr('data-text-class', 'right')

    // Text style
    y += 20
    points.textstyle = new Point(0,y)
      .attr('data-text', 'Text style')
      .attr('data-text-class', 'text-lg bold')
    y += 10
    points.titalic = new Point(0, y)
      .attr('data-text', '.italic')
      .attr('data-text-class', 'italic')
    y += 10
    points.tbold = new Point(0, y)
      .attr('data-text', '.bold')
      .attr('data-text-class', 'bold')

    store.set('y', y)
  }

  return part
}